Re: [Xen-devel] [PATCH v2] x86/paravirt: Don't make vcpu_is_preempted() a callee-save function

2017-02-14 Thread Andrew Cooper
On 14/02/17 14:46, Waiman Long wrote: > On 02/14/2017 04:39 AM, Peter Zijlstra wrote: >> On Mon, Feb 13, 2017 at 05:34:01PM -0500, Waiman Long wrote: >>> It is the address of _time that will exceed the 32-bit limit. >> That seems extremely unlikely. That would mean we have more than 4G >> worth of

Re: [Xen-devel] [PATCH v2] x86/paravirt: Don't make vcpu_is_preempted() a callee-save function

2017-02-14 Thread Andrew Cooper
On 14/02/17 14:46, Waiman Long wrote: > On 02/14/2017 04:39 AM, Peter Zijlstra wrote: >> On Mon, Feb 13, 2017 at 05:34:01PM -0500, Waiman Long wrote: >>> It is the address of _time that will exceed the 32-bit limit. >> That seems extremely unlikely. That would mean we have more than 4G >> worth of